Home / 67,031.12-100,455.96-25,455.44

Finding the Fourth Proportional to 67,031.12, 100,455.96 and 25,455.44

Calculator

Solution

The fourth proportional to 67,031.12, 100,455.96 and 25,455.44 is: 38,148.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,031.12 : 100,455.96 = 25,455.44 : x
  2. Step 2: Convert to fraction form
    67,031.12/100,455.96 = 25,455.44/x
  3. Step 3: Cross multiply
    67,031.12x = 100,455.96 × 25,455.44
  4. Step 4: Simplify right side
    67,031.12x = 2,557,150,662.42
  5. Step 5: Solve for x
    x = 2,557,150,662.42/67,031.12
  6. Step 6: Final answer
    x = 38,148.71

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.